21.50" x 37.50" Polycarbonate Skylight Dome (Outside Your RV) Color:Clear Dome dimension 22 1/2" x

Dome dimension 22 1/2" x 46 1/2"

Height of Outer Dome 4"

it is also the easiest product of its kind to install

Overall Dimension of Plastic (includes flange) 25 1/2" x 25 1/2"

Dome dimension 58 3/4" x 58 3/4"

21.50" x 37.50" Polycarbonate Skylight Dome (Outside Your RV) Color:Clear Dome dimension 22 1/2" xOverall Dimension of Plastic (includes flange) 21 1 2" x 37 1 2" Flange 1 1 2", Dome dimension 18 1 2" x 34 1 2" Thickness . 118 Approximately 1 8" Height of Outer Dome 4" Material: Polycarbonate (impact resistant) Gradual Rise Profile We make all sizes! Please contact us if you need the size to be special. This product is designed for use on the Outside of an RV or trailer.